Home / 171,396,499.52-236,599,553.58-115,717,349

Finding the Fourth Proportional to 171,396,499.52, 236,599,553.58 and 115,717,349

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Solution

The fourth proportional to 171,396,499.52, 236,599,553.58 and 115,717,349 is: 159,738,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,396,499.52 : 236,599,553.58 = 115,717,349 : x
  2. Step 2: Convert to fraction form
    171,396,499.52/236,599,553.58 = 115,717,349/x
  3. Step 3: Cross multiply
    171,396,499.52x = 236,599,553.58 × 115,717,349
  4. Step 4: Simplify right side
    171,396,499.52x = 27,378,673,114,861,060
  5. Step 5: Solve for x
    x = 27,378,673,114,861,060/171,396,499.52
  6. Step 6: Final answer
    x = 159,738,811.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.